Claims
- 1. A composition comprising:
(i) a water-soluble alkoxylated aromatic alcohol having at least two oxyalkylene moieties per molecule and an aromatic ring moiety in each molecule which does not bear any alkyl substituent having more than 4 atoms; and (ii) a polar solvent having a water solubility of less than about 5% by weight in water at 21° C.
- 2. The composition of claim 1 wherein said polar solvent has a water solubility of less than about 4% by weight in water at 21° C.
- 3. The composition of claim 1 wherein the weight percent concentration of alkoxylated aromatic alcohol in the composition is equal to or greater than the weight percent concentration of polar solvent.
- 4. The composition of claim 1 wherein the weight percent concentration of alkoxylated aromatic alcohol in the composition is greater than the weight percent concentration of polar solvent.
- 5. The composition of claim 1 wherein the ratio of alkoxylated aromatic alcohol to polar solvent is from about 1:1 to about 10:1.
- 6. The composition of claim 1 wherein the ratio of alkoxylated aromatic alcohol to polar solvent is from about 1.1:1 to about 10:1.
- 7. The composition of claim 1 wherein the ratio of alkoxylated aromatic alcohol to polar solvent is from about 1.7:1 to about 2:1.
- 8. The composition of claim 1 wherein the polar solvent is at least one of an aromatic polar solvent or an aliphatic polar solvent.
- 9. The composition of claim 8 wherein the aromatic polar solvent is at least one of benzyl alcohol, ethylene glycol phenyl ether, or propylene glycol phenyl ether.
- 10. The composition of claim 8 wherein the aliphatic polar solvent is an aliphatic alcohol having 5 or more carbon atoms.
- 11. The composition of claim 10 wherein the aliphatic alcohol is at least one of n-amyl alcohol, amyl alcohol, methyl amyl alcohol, or 2 ethyl hexanol.
- 12. The composition of claim 1 further comprising an amine.
- 13. The composition of claim 12 wherein the amine is an alkanolamine.
- 14. The composition of claim 1 further comprising at least one of a C1-4 alcohol, propylene glycol ether, ethylene glycol ether, ethylene glycol n-butyl ether, propylene glycol n-propyl ether, isopropyl alcohol, triethylene glycol monobutyl ether, diethylene glycol n-butyl ether, propylene glycol methyl ether, propylene glycol n-propyl ether, furfuryl alcohol, tetrahydrofurfuryl alcohol, M-Pyrol, n-butyl alcohol, n-propyl alcohol, ethanol, methanol, iso-butyl alcohol, tert-butyl alcohol, sec. butyl alcohol, or acetone.
- 15. The composition of claim 1 further comprising a surfactant.
- 16. The composition of claim 1 further comprising a defoaming agent.
- 17. The composition of claim 1 wherein the water soluble alkoxylated aromatic alcohol is of the formula:
- 18. The composition of claim 17, wherein n is from about 2 to 7 and p is 1.
- 19. The composition of claim 18 wherein n is about 4.
- 20. The composition of claim 19 wherein the ratio of alkoxylated aromatic alcohol to polar solvent is from about 1:1 to about 10:1.
- 21. The composition of claim 19 wherein the ratio of alkoxylated aromatic alcohol to polar solvent is from about 1.4:1 to about 10:1.
- 22. The composition of claim 20 wherein the polar solvent is benzyl alcohol, ethylene glycol phenyl ether, or a combination thereof.
- 23. The composition of claim 22 further comprising an alkanolamine.
- 24. The composition of claim 1 wherein the polar solvent is benzyl alcohol and the composition further comprises a C2 to C4 aliphatic alcohol.
- 25. The composition of claim 4 comprising
(i) about 1 to about 7% by weight of an alkoxylated aromatic alcohol having from 2 to 10 oxyalkylene moieties per molecule; (ii) about 0.4 to about 5% by weight of a polar solvent having a water solubility of less than about 5% by weight in water at about 21° C.
- 26. The composition of claim 25, wherein the polar solvent has a water solubility of less than about 4% by weight in water at about 21° C.
- 27. The composition of claim 25 further comprising an alkaline source.
- 28. The composition of claim 25 comprising greater than about 80% water.
- 29. The composition of claim 4 comprising:
(i) about 10% to 99% by weight of an alkoxylated aromatic alcohol having from 2 to 10 oxyalkylene moieties per molecule; (ii) about 5 to about 40% by weight of a polar solvent having a water solubility of less than about 4% by weight in water at about 21° C.; (iii) about 0.01 to 5% by weight of an alkaline source; (iv) about 0 to 85% water; (v) about 0 to 2% by weight of a surfactant agent; (vi) about 0 to 2% by weight of a defoaming agent; and (vii) about 0 to 20% by weight of an auxiliary water soluble solvent.
- 30. The composition of claim 29 diluted to from about 2% to 25% volume in water.
- 31. The composition of claim 4 comprising:
(i) about 30 to about 50% by weight of an alkoxylated aromatic alcohol having an average of 4 oxyalkylene moieties per molecule; (ii) about 25 to about 35% by weight of a polar solvent having a water solubility of less than about 4% by weight in water at about 21° C.; (iii) about 0.01 to about 1% by weight of an alkaline source.
- 32. The composition of claim 31 diluted to from about 2% to 25% volume in water.
- 33. The composition of claim 1 comprising:
(i) about 43% by weight of an alkoxylated aromatic alcohol having an average of 4 oxyalkylene moieties per molecule; (ii) about 25% by weight of the polar solvent having a water solubility of less than about 5% by weight in water at 21° C. (iii) about 0.8% by weight of an alkaline source; and optionally about 0.2% by weight of surfactant.
- 34. The composition of claim 33 wherein the water soluble alkoxylated aromatic alcohol is of the formula:
- 35. The composition of claim 34 diluted to from about 10 to about 12% volume in water.
- 36. The composition of claim 1 further comprising at least one of an alkaline source, a defoamer, a surface active agent or a corrosion inhibitor.
- 37. A composition comprising:
(i) about 90 to 100% by weight of a water-soluble alkoxylated aromatic alcohol comprising one or two oxyalkylene moieties per molecule and an aromatic ring moiety in each molecule which does not bear any alkyl substituent having more than 4 atoms; and (ii) about 0.1 to 1% of an alkaline source.
- 38. The composition of claim 37, comprising:
(i) about 99% by weight of ethylene glycol phenyl ether or diethylene glycol phenyl ether or a combination thereof; and (ii) about 1% of an amine.
- 39. The composition of claim 38 diluted to from about 2% to 25% volume in water.
- 40. A method of removing a coating from a non-water-soluble surface comprising contacting said coating with a composition comprising a water-soluble alkoxylated aromatic alcohol comprising at least two oxyalkylene moiety per molecule and an aromatic ring moiety in each molecule which does not bear any alkyl substituent having more than 4 atoms and a polar solvent having a water solubility of less than about 5% by weight in water at 21° C.
- 41. The method of claim 40, wherein the polar solvent has a water solubility of less than about 4% by weight in water at 21° C.
- 42. The method of claim 40 wherein the water soluble alkoxylated aromatic alcohol is of the formula:
- 43. The method of claim 40 wherein the coating is paint.
- 44. The method of claim 43 wherein the composition is applied to the paint by spraying.
- 45. The method of claim 40 wherein the non-water-soluble surface is a surface of a component of a coating application equipment and said contacting is accomplished by circulating the composition through said component.
- 46. The method of claim 45 wherein said coating application equipment is paint spraying equipment.
- 47. The method of claim 40 wherein the diluted solution passing through the coating application equipment is at a temperature of from about 16° C. to about 32° C.
- 48. A method of removing a coating from a non-water-soluble surface comprising contacting said coating with a composition comprising:
(i) about 90 to 100% by weight of a water-soluble alkoxylated aromatic alcohol comprising one or two oxyalkylene moieties per molecule and an aromatic ring moiety in each molecule which does not bear any alkyl substituent having more than 4 atoms; and (ii) about 0.1 to 1% of an alkaline source.
- 49. A composition comprising:
(i) a water-soluble alkoxylated aromatic alcohol of the formula: 8wherein: R1, R2, R3 and R4 are independently hydrogen, methyl, or halogen; R5 is hydrogen, C1-6 alkyl, or phenyl; R6, R7 and R8 are independently hydrogen, halogen, or C1-4 alkyl; n is from about 1 to 10, and q is independently 1 or 2 for each of the n moieties, and (ii) a polar solvent having a water solubility of less than about 5% by weight in water at 21° C.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This application is a Continuation-In-Part of U.S. application Ser. No. 10/461,515 filed Jun. 16, 2003 which claims priority to U.S. Provisional Application Ser. No. 60/389,718, filed Jun. 19, 2002, and is a Continuation-In-Part of U.S. application Ser. No. 10/027,445 filed Dec. 20, 2001, which claims priority to U.S. Provisional Application Ser. No. 60/259,667, filed Jan. 4, 2001, each of which is incorporated herein by reference in its entirety.
Provisional Applications (2)
|
Number |
Date |
Country |
|
60389718 |
Jun 2002 |
US |
|
60259667 |
Jan 2001 |
US |
Continuation in Parts (2)
|
Number |
Date |
Country |
Parent |
10461515 |
Jun 2003 |
US |
Child |
10871258 |
Jun 2004 |
US |
Parent |
10027445 |
Dec 2001 |
US |
Child |
10871258 |
Jun 2004 |
US |